Multisystem inflammatory syndrome in a male adolescent after his second Pfizer‐BioNTech COVID‐19 vaccine

Multisystem inflammatory syndrome (MIS) in children (MIS-C) is a complication of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection, while myocarditis is a rare adverse effect to messenger ribonucleic acid (mRNA) SARS-CoV-2 vaccines, especially in males aged 12–17 years.1, 2 As far as we are aware, no cases of MIS-C after mRNA SARS-CoV-2 vaccinations have been reported in children or adolescents. However, 1 case of MIS...